<?php

declare(strict_types=1);

namespace App\Framework\View\Components;

use App\Framework\View\ValueObjects\HtmlAttributes;
use App\Framework\View\ValueObjects\HtmlElement;
use App\Framework\View\ValueObjects\HtmlTag;
use App\Framework\View\ValueObjects\StandardHtmlElement;
use App\Framework\View\ValueObjects\TagName;

final readonly class Image implements HtmlElement
{
    public HtmlTag $tag;

    public HtmlAttributes $attributes;

    public string $content;

    public function __construct(
        public string $src,
        public string $alt,
        public ?int $width = null,
        public ?int $height = null,
        public string $loading = 'lazy',
        public string $decoding = 'async',
        public ?string $srcset = null,
        public ?string $sizes = null,
        public HtmlAttributes $additionalAttributes = new HtmlAttributes()
    ) {
        $this->tag = new HtmlTag(TagName::IMG);

        $this->attributes = HtmlAttributes::empty()
            ->with('src', $this->src)
            ->with('alt', $this->alt)
            ->with('loading', $this->loading)
            ->with('decoding', $this->decoding);

        if ($this->width !== null) {
            $this->attributes = $this->attributes->with('width', (string) $this->width);
        }

        if ($this->height !== null) {
            $this->attributes = $this->attributes->with('height', (string) $this->height);
        }

        if ($this->srcset !== null) {
            $this->attributes = $this->attributes->with('srcset', $this->srcset);
        }

        if ($this->sizes !== null) {
            $this->attributes = $this->attributes->with('sizes', $this->sizes);
        }

        // Merge additional attributes
        foreach ($this->additionalAttributes->attributes as $name => $value) {
            $this->attributes = $this->attributes->with($name, $value);
        }

        $this->content = '';
    }

    public static function create(string $src, string $alt): self
    {
        return new self(src: $src, alt: $alt);
    }

    public static function responsive(
        string $src,
        string $alt,
        string $srcset,
        string $sizes = '100vw'
    ): self {
        return new self(
            src: $src,
            alt: $alt,
            srcset: $srcset,
            sizes: $sizes
        );
    }

    public function withDimensions(int $width, int $height): self
    {
        return new self(
            src: $this->src,
            alt: $this->alt,
            width: $width,
            height: $height,
            loading: $this->loading,
            decoding: $this->decoding,
            srcset: $this->srcset,
            sizes: $this->sizes,
            additionalAttributes: $this->additionalAttributes
        );
    }

    public function eager(): self
    {
        return new self(
            src: $this->src,
            alt: $this->alt,
            width: $this->width,
            height: $this->height,
            loading: 'eager',
            decoding: $this->decoding,
            srcset: $this->srcset,
            sizes: $this->sizes,
            additionalAttributes: $this->additionalAttributes
        );
    }

    public function syncDecoding(): self
    {
        return new self(
            src: $this->src,
            alt: $this->alt,
            width: $this->width,
            height: $this->height,
            loading: $this->loading,
            decoding: 'sync',
            srcset: $this->srcset,
            sizes: $this->sizes,
            additionalAttributes: $this->additionalAttributes
        );
    }

    public function __toString(): string
    {
        return (string) StandardHtmlElement::create(
            $this->tag->name,
            $this->attributes,
            $this->content
        );
    }
}